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Integumentary System
Cells, Layers, and Functions of Integument
16
Anatomy
Undergraduate 1
02/02/2012

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Term
Langerhan's cells
Definition
type of cells found only in stratum spinosum
Term
type of epithelium in epidermis
Definition
keratinized, stratified squamous epithelium
Term
merkel cell, melanocytes, stem cells (keratinocytes)
Definition
3 cell types found in the stratum germinativum (basale)
Term
keratinocyte cells
Definition
most cells found in the stratum spinosum are this type
Term
spine like projections of keratinocyte cells
Definition
the feature of the stratum spinosum that give the layer its name
Term
keratohyalin granules and lamellar granules
Definition
characteristic of the cells in stratum granulosum that give this layer its name
Term
stratum lucidum
Definition
layer of the skin found only in thick skin
Term
stratum corneum
Definition
top layer of the skin
Term
papillary layer
Definition
top layer of dermis
Term
Meissner's corpuscles
Definition
found in papillary layer of the dermis, they function as sensory organs for light touch
Term
reticular layer
Definition
bottom layer of the dermis
Term
sebaceous glands
Definition
found in reticular layer of the dermis, oily glands found with hair follicles
Term
sudoriferous glands
Definition
found in the reticular layer of the dermis, sweat glands
Term
Pacinian corpuscles
Definition
found in dermis or hypodermis, these sense deep touch
Term
hypodermis
Definition
non-layered layer of the skin; consists mostly of areolar and adipose tissue, blood vessels and some sensory receptors
Term
parts of hair
Definition
bulb, root. shaft, arrector pili muscle
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